7.Detailed Descriptions
266
OPC Charge and Cleaning
This machine uses a charge roller [A].
The charge roller gives the drum surface a negative charge. The high voltage supply board, which is at
the left side of the machine, applies a dc and ac voltage (at a constant current) to the roller. The ac
voltage helps to make sure that the charge given to the drum is as constant as possible.
The machine automatically controls the charge roller voltage when process control is done.
The charge roller cleaner [B], which always touch the charge roller, cleans the charge roller. The OPC
cleaning blade [C] removes the waste toner on the OPC. The toner collection coil [D] moves the toner to
the waste toner transport belt.
Waste Toner Collection
The waste toner collection coil [A] transports waste toner from the OPC to the right side of the AIO.
After that, the waste toner transport belt [B], which is driven by the transport belt shaft [C], lifts waste
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Страница 34: ...3 Preventive Maintenance 22 to remove any remaining moisture ...
Страница 45: ...4 Replacement and Adjustment 33 6 Release the belt A and then remove the front cover unit B ...
Страница 103: ...4 Replacement and Adjustment 91 MF model 11 Remove the fusing transport drive unit A ...
Страница 112: ...4 Replacement and Adjustment 100 MF model 8 Remove the belt cover A ...
Страница 114: ...4 Replacement and Adjustment 102 12 On the MF model only remove the FFC harness guide A 13 Remove the duplex motor M5 A ...
Страница 117: ...4 Replacement and Adjustment 105 MF model 3 On the MF model only remove the USB dongle A and interface cover B ...
Страница 123: ...4 Replacement and Adjustment 111 MF model 3 On the MF model only remove the USB dongle A and interface cover B ...
Страница 183: ...5 System Maintenance 171 8 Press OK on the screen or press on the number keys to exit ...
Страница 188: ...5 System Maintenance 176 Special Sender List Configuration Page Printer model ...
Страница 189: ...5 System Maintenance 177 MF model ...
Страница 191: ...5 System Maintenance 179 MF model The following contents can be confirmed in the Maintenance Report ...
Страница 260: ...6 Troubleshooting 248 Flowchart ...
Страница 271: ...7 Detailed Descriptions 259 ...
Страница 297: ...7 Detailed Descriptions 285 Boards Block Diagram Printer Model ...
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